Westport appoints Elaine Wong as Chief Financial Officer

VANCOUVER, Jan. 27, 2004 -- Westport Innovations Inc. (TSX:WPT) is pleased to announce that Elaine A. Wong has been appointed Vice President, Finance and Chief Financial Officer.

Formerly Westport's Director of Corporate Performance and Director of Finance for Cummins Westport Inc., the joint venture with Cummins Inc., Ms. Wong has been Westport's Acting Chief Financial Officer since June 2003.

"We are delighted that Elaine has joined our executive team at such an important time in our development as an emerging leader in clean transportation solutions," said David Demers, Westport's President and Chief Executive Officer.

Elaine Wong added, "I am pleased to be contributing to the successful implementation of Westport's profitability plans. My focus in the short term will continue to be around program prioritization and managing cash burn."

Before joining Westport in 2001, Ms. Wong, a Vancouver native, held senior positions at Vancouver-based Telus Enterprise Solutions (formerly ISM Information Systems Management (BC) Corporation) and worked for the accounting firm KPMG LLP. Ms. Wong is also a member of the Board of Directors of Canadian Business for Social Responsibility. She graduated in Commerce at the University of British Columbia in 1990 and has been a member of the Institute of Chartered Accountants of British Columbia since 1993. She has had her Certified Public Accountant (Illinois) designation since 2001.

Westport Innovations Inc. is a leading developer of gaseous fuel engine technologies. It develops, manufactures and sells a wide range of engines for commercial transportation applications, such as trucks and buses through Cummins Westport Inc., its joint venture with Cummins. Technology development alliances are in place with a number of other leading engine manufacturers, including Ford, MAN, Isuzu, and BMW to develop engines that operate using cleaner-burning fuels such as natural gas, propane, hydrogen and blended fuels such as HCNG.

Note: This document contains forward-looking statements about Westport's business, operations, technology development or to the environment in which it operates, which are based on Westport's estimates, forecasts and projections. These statements are not guarantees of future performance and involve risks and uncertainties that are difficult to predict, or are beyond Westport's control. Consequently, readers should not place any undue reliance on such forward-looking statements. In addition, these forward-looking statements relate to the date on which they are made. Westport disclaims any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.

  For further information please contact:
  Westport Innovations Inc.
  Gordon Neal
  Director, Investor Relations
  Phone: 604-718-2046
  Email: invest@westport.com
  Web: www.westport.com